Alert archive / Minnesota / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 181, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 21, 1996, 10:56 PM CDT for Chippewa County, Kandiyohi County, Renville County, Minnesota. It was in force for 64 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 21, 1996, 10:56 PM CDT (03:56 UTC)
- Expired
- Aug 22, 1996, 12:00 AM CDT
- In force
- 64 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
Counties Chippewa County, MN, Kandiyohi County, MN, Renville County, MN
The radar
The Minneapolis radar (KMPX), 127 km from the middle of the area, began a volume at 03:56 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 21, 11:00 PM CDT | Hail 1.75 | Raymond, MN |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 3.9 hours before the alert went out and 125 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1959 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1126 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 125 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 4.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMSP 220357
SVRMSP
MNC023-067-129-220500-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1056 PM CDT WED AUG 21 1996
* SEVERE THUNDERSTORM WARNING FOR
EASTERN CHIPPEWA COUNTY - WEST CENTRAL MINNESOTA
SOUTHERN KANDIYOHI COUNTY - CENTRAL MINNESOTA
RENVILLE COUNTY - SOUTH CENTRAL MINNESOTA
* UNTIL MIDNIGHT CDT
* SOME LOCATIONS AFFECTED
CLARA CITY
RENVILLE
PRINSBURG
LAKE LILLIAN
OLIVIA
* AT 1055 PM CDT DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM
JUST EAST OF MONTEVIDEO MOVING SOUTHEAST AT 30 MPH.
DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS!
VHAMENThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 8:47 PM CDT | Severe Thunderstorm Warning | MPX | Douglas | 58 min |
| Aug 21, 9:03 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Lac qui Parle, Swift | 57 min |
| Aug 21, 9:24 PM CDT | Severe Thunderstorm Warning | MPX | Todd | 56 min |
| Aug 21, 9:39 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Swift | 51 min |
| Aug 21, 9:45 PM CDT | Severe Thunderstorm Warning | MPX | Douglas | 30 min |
| Aug 21, 10:06 PM CDT | Severe Thunderstorm Warning | MPX | Morrison | 64 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 1996Every severe thunderstorm warning in 1996
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.